Mahilankottai is a village in Pattukkottai tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Mahilankottai was 1,014 which includes 462 males and 552 females. Mahilankottai covers 383.63 ha area. Pincode of Mahilankottai is 614701.